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authorAndrey Shinkevich <andrey.shinkevich@virtuozzo.com>2019-02-08 18:06:06 +0300
committerEric Blake <eblake@redhat.com>2019-02-11 14:35:43 -0600
commit1bf6e9ca9234e1dbcaa18baa06eca9d55cc2dbbb (patch)
tree08f08b47a4cb5f49ae147eaa7d1f2e7d4347d44b /block/qapi.c
parent269ee27e99cfbff983a9ab067ae22f6182f11fe2 (diff)
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bdrv_query_image_info Error parameter added
Inform a user in case qcow2_get_specific_info fails to obtain QCOW2 image specific information. This patch is preliminary to the one "qcow2: Add list of bitmaps to ImageInfoSpecificQCow2". Signed-off-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Reviewed-by: Kevin Wolf <kwolf@redhat.com> Message-Id: <1549638368-530182-2-git-send-email-andrey.shinkevich@virtuozzo.com> Signed-off-by: Eric Blake <eblake@redhat.com>
Diffstat (limited to 'block/qapi.c')
-rw-r--r--block/qapi.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/block/qapi.c b/block/qapi.c
index c66f949..00291f9 100644
--- a/block/qapi.c
+++ b/block/qapi.c
@@ -282,7 +282,12 @@ void bdrv_query_image_info(BlockDriverState *bs,
info->dirty_flag = bdi.is_dirty;
info->has_dirty_flag = true;
}
- info->format_specific = bdrv_get_specific_info(bs);
+ info->format_specific = bdrv_get_specific_info(bs, &err);
+ if (err) {
+ error_propagate(errp, err);
+ qapi_free_ImageInfo(info);
+ goto out;
+ }
info->has_format_specific = info->format_specific != NULL;
backing_filename = bs->backing_file;